BUK9K25-40RAX MOSFET Array Datasheet & Equivalents
N-Channel Array
LFPAK-56D
Logic-Level
Nexperia
Vds Max
40V
Id Max
18.2A
Rds(on)
29mΩ@5V
Vgs(th)
2.1V
Quick Reference
The BUK9K25-40RAX is a N-Channel Array in a LFPAK-56D package, manufactured by Nexperia. Each channel supports a drain-source breakdown voltage of 40V and a continuous drain current of 18.2A. It is ideal for high-density boards and compact switching circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | Nexperia | Original Manufacturer |
| Package | LFPAK-56D | Physical mounting |
| Transistor Type | MOSFET | Metal-Oxide-Semiconductor FET |
| Category | Array | Configuration |
| Drain-Source Voltage (Vds) | 40V | Max breakdown voltage |
| Continuous Drain Current (Id) | 18.2A | Max current handling |
| Power Dissipation (Pd) | 32W | Max thermal limit |
| On-Resistance (Rds(on)) | 29mΩ@5V | Resistance when turned fully on |
| Gate Threshold (Vgs(th)) | 2.1V | Voltage required to turn on |
| Gate Charge (Qg) | 6.3nC@5V | Switching energy |
| Input Capacitance (Ciss) | 701pF | Internal gate capacitance |
| Output Capacitance (Coss) | 114pF | Internal output capacitance |
| Operating Temp | -55℃~+175℃ | Safe junction temperature range |
Equivalent MOSFETs & Alternatives
| Part | Type | Package | Vds | Id | Rds(on) | Vgs(th) | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| PSMN013-40VLDX | N-Channel Array | LFPAK-56D | 40V | 42A | 13.6mΩ@10V | 2.2V | Nexperia 📄 PDF |
| BUK9V13-40HX | N-Channel Array | LFPAK-56D | 40V | 42A | 13.6mΩ@10V | 2.2V | Nexperia 📄 PDF |
| BUK9K13-40HX | N-Channel Array | LFPAK-56D | 40V | 42A | 16.9mΩ@4.5V | 2.2V | Nexperia 📄 PDF |
| BUK9K13-60RAX | N-Channel Array | LFPAK-56D | 60V | 40A | 12.5mΩ@5V | 2.1V | Nexperia 📄 PDF |
| BUK9K35-60RAX | N-Channel Array | LFPAK-56D | 60V | 22A | 35mΩ@5V | 2.1V | Nexperia 📄 PDF |